DTC143EKAT146

{
  "slug": "dtc143ekat146",
  "version": "0.1.0",
  "type": "component",
  "description": "ROHM Semicon Digital Transistors, TO-236-3(SOT-23-3). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
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  "component": {
    "mpn": "DTC143EKAT146",
    "manufacturer": "ROHM Semicon",
    "package": "TO-236-3(SOT-23-3)",
    "pin_count": 3,
    "category": "Transistors",
    "subcategory": "Digital Transistors",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/24a48f42940fa016f5a85899e4a9ab3a.pdf",
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    "distributor_links": {
      "lcsc": "C308694",
      "digikey": "DTC143EKAT146TR-ND",
      "mouser": "755-DTC143EKAT146"
    },
    "distributor_check": {
      "checked_at": "2026-10-21T05:08:06Z",
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      "digikey": {
        "pn": "DTC143EKAT146TR-ND",
        "status": "found",
        "lifecycle": "Active"
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    "pins": [
      {
        "number": "1",
        "name": "GND (EMITTER)",
        "type": "power_in",
        "description": "Ground/emitter of the built-in NPN transistor, connected to the R2 bias resistor."
      },
      {
        "number": "2",
        "name": "IN (BASE)",
        "type": "input",
        "description": "Input/base through built-in R1 = 4.7kΩ, with input voltage range -10 to 30 V, VI(off) max 0.5 V and VI(on) min 3.0 V."
      },
      {
        "number": "3",
        "name": "OUT (COLLECTOR)",
        "type": "output",
        "description": "Output/collector of the built-in NPN transistor, rated 50 V supply (VCC) and 100 mA output current."
      }
    ],
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        "guards": "pin_guards 0.1: passed",
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        "cost_usd": 0.1864,
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